Image Attachments

The Image type is defined in ActivityStreams Vocabulary.

In the following, we test how various configurations of it are rendered.

A ❌ in the support table means that the entire message has failed to parse.

Objects

Object 1

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Document",
    "url": "http://pasture-one-actor/images/001.png"
  },
  "attributedTo": "http://actor.example",
  "content": "Format png",
  "id": "http://actor.example/9-LsjQU5LD0",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 2

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "mediaType": "image/png",
    "type": "Document",
    "url": "http://pasture-one-actor/images/001b.png"
  },
  "attributedTo": "http://actor.example",
  "content": "Format png",
  "id": "http://actor.example/AA932SQl_Oo",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 3

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": "http://pasture-one-actor/images/002.jpg"
  },
  "attributedTo": "http://actor.example",
  "content": "Format jpg",
  "id": "http://actor.example/be8iLqCvSQE",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 4

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "mediaType": "image/jpeg",
    "type": "Image",
    "url": "http://pasture-one-actor/images/002b.jpg"
  },
  "attributedTo": "http://actor.example",
  "content": "Format jpg",
  "id": "http://actor.example/2S6XGTRN8nM",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 5

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": "http://pasture-one-actor/assets/FediverseLogo.svg"
  },
  "attributedTo": "http://actor.example",
  "content": "Format svg",
  "id": "http://actor.example/FpW_-zB3ThU",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 6

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": "http://pasture-one-actor/images/003.eps"
  },
  "attributedTo": "http://actor.example",
  "content": "Format eps",
  "id": "http://actor.example/PzxkAIMwO1M",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 7

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": "http://pasture-one-actor/images/003b.gif"
  },
  "attributedTo": "http://actor.example",
  "content": "Format gif",
  "id": "http://actor.example/Dad5QESBLbc",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 8

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": "http://pasture-one-actor/images/003c.tiff"
  },
  "attributedTo": "http://actor.example",
  "content": "Format tiff",
  "id": "http://actor.example/BAooSfvaBBY",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 9

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": "http://pasture-one-actor/images/003d.webp"
  },
  "attributedTo": "http://actor.example",
  "content": "Format webp",
  "id": "http://actor.example/ET72HihvdEk",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 10

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Document",
    "url": "http://pasture-one-actor/assets/does_not_exist.png"
  },
  "attributedTo": "http://actor.example",
  "content": "url does not exit",
  "id": "http://actor.example/CogL6oMQmDU",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 11

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "height": 17,
    "type": "Document",
    "url": "http://pasture-one-actor/images/004.png",
    "width": 13
  },
  "attributedTo": "http://actor.example",
  "content": "Wrong height / width",
  "id": "http://actor.example/Pyi2oPYyGq8",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 12

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "url": "http://pasture-one-actor/images/005.png"
  },
  "attributedTo": "http://actor.example",
  "content": "No type",
  "id": "http://actor.example/gvrMF_lY0_g",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 13

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": {
      "href": "http://pasture-one-actor/images/006.png",
      "type": "Link"
    }
  },
  "attributedTo": "http://actor.example",
  "content": "url is Link object",
  "id": "http://actor.example/IjRn1I7kfPc",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 14

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": {
      "href": "http://pasture-one-actor/images/006b.png",
      "mediaType": "image/png",
      "type": "Link"
    }
  },
  "attributedTo": "http://actor.example",
  "content": "url is Link object with media type",
  "id": "http://actor.example/qJKPXI8XSug",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 15

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": [
      {
        "href": "http://pasture-one-actor/images/006c.png",
        "type": "Link"
      }
    ]
  },
  "attributedTo": "http://actor.example",
  "content": "url is Link object in an array",
  "id": "http://actor.example/t84WcsOmmZk",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Object 16

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "attachment": {
    "type": "Image",
    "url": [
      {
        "href": "http://pasture-one-actor/images/007.png",
        "mediaType": "image/png",
        "type": "Link"
      },
      {
        "href": "http://pasture-one-actor/images/008.jpg",
        "mediaType": "image/jpeg",
        "type": "Link"
      }
    ]
  },
  "attributedTo": "http://actor.example",
  "content": "url is array of two Link objects",
  "id": "http://actor.example/OfKB6uXx3f8",
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public"
  ],
  "type": "Note"
}

Activities

Activity 1

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/-LzAT935iA4",
  "object": {
    "attachment": {
      "type": "Document",
      "url": "http://pasture-one-actor/images/001.png"
    },
    "attributedTo": "http://actor.example",
    "content": "Format png",
    "id": "http://actor.example/_Yu_4XXsw1g",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 2

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/-q_7xarOkUA",
  "object": {
    "attachment": {
      "mediaType": "image/png",
      "type": "Document",
      "url": "http://pasture-one-actor/images/001b.png"
    },
    "attributedTo": "http://actor.example",
    "content": "Format png",
    "id": "http://actor.example/N6nzytciykg",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 3

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/dLw9VSRsN8Q",
  "object": {
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/002.jpg"
    },
    "attributedTo": "http://actor.example",
    "content": "Format jpg",
    "id": "http://actor.example/9arg9Z19cCE",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 4

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/6iqCfyIxwAI",
  "object": {
    "attachment": {
      "mediaType": "image/jpeg",
      "type": "Image",
      "url": "http://pasture-one-actor/images/002b.jpg"
    },
    "attributedTo": "http://actor.example",
    "content": "Format jpg",
    "id": "http://actor.example/XRI-reLS_Ow",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 5

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/6ey6tcVRsn8",
  "object": {
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/assets/FediverseLogo.svg"
    },
    "attributedTo": "http://actor.example",
    "content": "Format svg",
    "id": "http://actor.example/c17j1uMV_wA",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 6

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/DYDXcs7klp8",
  "object": {
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003.eps"
    },
    "attributedTo": "http://actor.example",
    "content": "Format eps",
    "id": "http://actor.example/UEwpqtBY5Aw",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 7

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/7_UtNM9xQ0E",
  "object": {
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003b.gif"
    },
    "attributedTo": "http://actor.example",
    "content": "Format gif",
    "id": "http://actor.example/Mg8NKLyjZwg",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 8

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/pkXyarPbAW4",
  "object": {
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003c.tiff"
    },
    "attributedTo": "http://actor.example",
    "content": "Format tiff",
    "id": "http://actor.example/w3YmXclX6X4",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 9

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/Zcz5D37L4uw",
  "object": {
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003d.webp"
    },
    "attributedTo": "http://actor.example",
    "content": "Format webp",
    "id": "http://actor.example/GEHrNZkCqCE",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 10

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/wc8ZKZD-g0c",
  "object": {
    "attachment": {
      "type": "Document",
      "url": "http://pasture-one-actor/assets/does_not_exist.png"
    },
    "attributedTo": "http://actor.example",
    "content": "url does not exit",
    "id": "http://actor.example/DRjspg-S63U",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 11

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/1AEm9HgJVIs",
  "object": {
    "attachment": {
      "height": 17,
      "type": "Document",
      "url": "http://pasture-one-actor/images/004.png",
      "width": 13
    },
    "attributedTo": "http://actor.example",
    "content": "Wrong height / width",
    "id": "http://actor.example/bSwH6n8e-Gg",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 12

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/JEm5wJdraTQ",
  "object": {
    "attachment": {
      "url": "http://pasture-one-actor/images/005.png"
    },
    "attributedTo": "http://actor.example",
    "content": "No type",
    "id": "http://actor.example/TDz6xTcuamY",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 13

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/bOHUedkDVd8",
  "object": {
    "attachment": {
      "type": "Image",
      "url": {
        "href": "http://pasture-one-actor/images/006.png",
        "type": "Link"
      }
    },
    "attributedTo": "http://actor.example",
    "content": "url is Link object",
    "id": "http://actor.example/pdc5FajEMaM",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 14

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/gi8WMxMZdZE",
  "object": {
    "attachment": {
      "type": "Image",
      "url": {
        "href": "http://pasture-one-actor/images/006b.png",
        "mediaType": "image/png",
        "type": "Link"
      }
    },
    "attributedTo": "http://actor.example",
    "content": "url is Link object with media type",
    "id": "http://actor.example/-wXRCuvI4Wo",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 15

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/2cWAfTCgSmo",
  "object": {
    "attachment": {
      "type": "Image",
      "url": [
        {
          "href": "http://pasture-one-actor/images/006c.png",
          "type": "Link"
        }
      ]
    },
    "attributedTo": "http://actor.example",
    "content": "url is Link object in an array",
    "id": "http://actor.example/0QNa5toQ0mA",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}

Activity 16

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "actor": "http://actor.example",
  "id": "http://actor.example/K_RP_AoIpZw",
  "object": {
    "attachment": {
      "type": "Image",
      "url": [
        {
          "href": "http://pasture-one-actor/images/007.png",
          "mediaType": "image/png",
          "type": "Link"
        },
        {
          "href": "http://pasture-one-actor/images/008.jpg",
          "mediaType": "image/jpeg",
          "type": "Link"
        }
      ]
    },
    "attributedTo": "http://actor.example",
    "content": "url is array of two Link objects",
    "id": "http://actor.example/WgoPuKxN5dk",
    "published": "2024-11-22T15:02:51Z",
    "to": [
      "as:Public",
      "http://remote.example/"
    ],
    "type": "Note"
  },
  "published": "2024-11-22T15:02:51Z",
  "to": [
    "as:Public",
    "http://remote.example/"
  ],
  "type": "Create"
}